docs: def _parse_opponent_abbr(self, game_data):
          """
          Parses the opponent's abbreviation for the game.
  
          The opponent's 3-letter abbreviation is embedded within the HTML tag
          and needs a special parsing scheme in order to be extracted.
  
          Parameters
          ----------
          game_data : PyQuery object
              A PyQuery object containing the information specific to a game.
          """
          opponent = game_data('td[data-stat="opp_name"]:first')
          opponent = re.sub(r'.*/teams/', '', str(opponent))
          opponent = re.sub(r'\/.*.html.*', '', opponent)
          setattr(self, '_opponent_abbr', opponent)